1,363 research outputs found

    Economic Implications of the Methyl Bromide Phaseout

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    The pesticide methyl bromide is being phased out internationally under the Montreal Protocol. Methyl bromide has been used for over 50 years to control insect, nematodes, pathogens, and weeds. It is used for soil fumigation before planting many fruits, vegetables, ornamentals, and agricultural nurseries; for post-harvest fumigation of commodities in storage and prior to shipment; and for government-required quarantine treatment to prevent the spread of regulated exotic pests. Many U.S. users are concerned that existing alternatives to methyl bromide will be less effective and cause financial losses. To help mitigate the impacts of the phaseout, USDA, the U.S. Environmental Protection Agency (EPA), universities, and private firms are working to develop new alternatives and make them available to methyl bromide users.Crop Production/Industries,

    Prioritizing Invasive Species Threats Under Uncertainty

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    Prioritizing exotic or invasive pest threats in terms of agricultural, environmental, or human health damages is an important resource allocation issue for programs charged with preventing or responding to the entry of such organisms. Under extreme uncertainty, program managers may decide to research the severity of threats, develop prevention or control actions, and estimate cost-effectiveness in order to provide better information and more options when making decisions to choose strategies for specific pests. We examine decision rules based on the minimax and relative cost criteria in order to express a cautious approach for decisions regarding severe, irreversible consequences, discuss the strengths and weaknesses of these rules, examine the roles of simple rules and sophisticated analyses in decision making, and apply a simple rule to develop a list of priority plant pests.invasive species, decision criteria, uncertainty, Resource /Energy Economics and Policy,

    RISK, GOVERNMENT PROGRAMS, AND THE ENVIRONMENT

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    Nearly all farm business ventures involve financial risk. In some instances, private and public tools used to manage financial risks in agriculture may influence farmers' production decisions. These decisions, in turn, can influence environmental quality. This bulletin summarizes research and provides some perspective on private and public attempts to cope with financial risks and their unintended environmental consequences. Specifically, it examines the conceptual underpinnings of risk-related research, challenges involved with measuring the consequences of risk for agricultural production decisions, government programs that influence the risk and return of farm businesses, and how production decisions influence both the environment and the risk and average returns to farming.risk, agricultural production, government programs, environment, Agricultural and Food Policy, Environmental Economics and Policy, Risk and Uncertainty,

    ECONOMIC THRESHOLDS UNDER UNCERTAINTY WITH APPLICATION TO CORN NEMATODE MANAGEMENT

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    An economic threshold of agricultural pest management is derived. Results provide a method for researchers to use in making improved pest control recommendations to farmers without farm level decision-making. An empirical illustration for lesion nematode management in irrigated corn is given and directions for further research are indicated.Crop Production/Industries, Risk and Uncertainty,

    Reflections on a coaching pilot project in healthcare settings

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    This paper draws on personal reflection of coaching experiences and learning as a coach to consider the relevance of these approaches in a management context with a group of four healthcare staff who participated in a pilot coaching project. It explores their understanding of coaching techniques applied in management settings via their reflections on using coaching approaches and coaching applications as healthcare managers. Coaching approaches can enhance a manager’s skill portfolio and offer the potential benefits in terms of successful goal achievement, growth, mutual learning and development for both themselves and staff they work with in task focused scenarios

    New England's Installed Electric Generation Forecast 2013-2025

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    The aim of this Master’s Project, as identified by our client the C Three Group, LLC, was to forecast installed electric capacity in the ISO New England region through the year 2025 under different scenarios including varying natural gas prices and RPS programs. ISO New England is the Independent System Operator of New England and oversees electric generation and transmission in the New England States. Our team built a basic supply model and, using linear optimization, we estimated ways for the ISO New England region to expand its supply to meet the growth in forecast demand. We ran our model under different scenarios, including varying natural gas prices and RPS programs. We took into account announced changes to capacity as well as possible scenarios that may affect further changes in the makeup of capacity. The final results showed continued expansion of natural gas and wind generation, the low-cost leaders, as well as new development of demand response. As we varied the future prices of natural gas, more electricity began to be imported from Canada. We believe that future carbon prices and stricter RPS standards may further ratchet up imports and renewables, in place of natural gas. Finally, our model predicts possible future coal retirements and is doubtful of new nuclear. Our client will potentially use the explanation of our models and written report of our findings in future research and consulting for their business

    Developing a leadership identity: A grounded theory

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    This grounded theory study on developing a leadership identity revealed a 6-stage developmental process. The thirteen diverse students in this study described their leadership identity as moving from a leader-centric view to one that embraced leadership as a collaborative, relational process. Developing a leadership identity was connected to the categories of developmental influences, developing self, group influences, students' changing view of self with others, and students' broadening view of leadership. A conceptual model illustrating the grounded theory of developing a leadership identity is presented

    A leadership identity development model: Applications from a grounded theory

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    This article describes a stage-based model of leadership identity development (LID) that resulted from a grounded theory study on developing a leadership identity (Komives, Owen, Longerbeam, Mainella, & Osteen, 2005). The LID model expands on the leadership identity stages, integrates the categories of the grounded theory into the LID model, and develops how the categories of the theory change across stages of the model. The model has implications for working with individuals as they develop their leadership identity and for facilitating groups as they develop empowering environments for shared leadership. Connections to related scholarship and stage-based implications for practice are explored

    The Dogmatism of Dissent: How Open-Minded Cognition Influences Protest Attitudes

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    While protestors are often thought of and portrayed as dogmatic actors on the political stage, research has yet to empirically investigate the cognitive processes of protestors. While previous research has investigated how open-minded cognition relates to political party and ideology, its relationship to political activism has remained under studied. This study used a between subject\u27s design to determine how priming system rejection may affect open-minded cognition and protest attitudes. The sample of 450 participants recruited through Amazon\u27s Mechanical Turk is based off a power analysis with small to medium effect sizes (r2=0.25) and a power of .95. Using SurveyGizmo software, participants were randomly assigned to either a system rejection or a control condition. Following this, participants completed measures of their political open-mindedness, willingness to participate in two forms of protest, anger towards the government, and demographics. The results explore the varying ways open-minded cognition affects models of political activism and provides early evidence for how open-mindedness may directly affect political activism
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